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57508050325 = 5211363157593
BaseRepresentation
bin110101100011101111…
…110011010110010101
312111102211112122102211
4311203233303112111
51420234030102300
642230245033421
74104050235205
oct654357632625
9174384478384
1057508050325
1122430882420
12b18b3b5871
1355663b905b
142ad793a405
151768ab74ba
hexd63bf3595

57508050325 has 24 divisors (see below), whose sum is σ = 77815483776. Its totient is φ = 41811792000.

The previous prime is 57508050311. The next prime is 57508050349. The reversal of 57508050325 is 52305080575.

It is a happy number.

It is not a de Polignac number, because 57508050325 - 227 = 57373832597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 969729 + ... + 1027321.

It is an arithmetic number, because the mean of its divisors is an integer number (3242311824).

Almost surely, 257508050325 is an apocalyptic number.

57508050325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

57508050325 is a deficient number, since it is larger than the sum of its proper divisors (20307433451).

57508050325 is a wasteful number, since it uses less digits than its factorization.

57508050325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61245 (or 61240 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 40.

The spelling of 57508050325 in words is "fifty-seven billion, five hundred eight million, fifty thousand, three hundred twenty-five".

Divisors: 1 5 11 25 55 275 3631 18155 39941 57593 90775 199705 287965 633523 998525 1439825 3167615 15838075 209120183 1045600915 2300322013 5228004575 11501610065 57508050325